Astronomy Picture of the Day · September 27, 1999

Our Galaxy in Stars, Gas, and Dust

The Astronomy Picture of the Day for September 27, 1999 is “Our Galaxy in Stars, Gas, and Dust,” an image. The picture is copyrighted by its creator (Credit & Copyright: John P. Gleason, Celestial Images). The original explanation runs about 161 words.

From the explanation

“The disk of our Milky Way Galaxy is home to hot nebulae, cold dust, and billions of stars. The red nebulae visible in the above contrast-enhanced picture are primarily emission nebulae , glowing clouds of hydrogen gas heated by nearby, bright, young stars.”

— APOD editors, September 27, 1999

Read the full explanation on science.nasa.gov

At a glance

Date: September 27, 1999
Type: Image
Credit: Credit & Copyright: John P. Gleason, Celestial Images
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 161 words

All of September 1999 → · 1999 by month → · Full archive since 1995 →

Topics in this entry

The Milky Way Nebulae Galaxies

Topics are matched from words in the title and explanation.

On this day: September 27 in other years

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Source

Astronomy Picture of the Day, September 27, 1999 — science.nasa.gov/image-article/apod-1999-september-27-our-galaxy-in-stars-gas-and-dust

Copy taken Oct 28, 2026, 2:39 AM EDT. The image and explanation belong to their creators. OpenOrbit is not affiliated with or endorsed by NASA.